Home / 104,914.08-144,779.56-57,167.84

Finding the Fourth Proportional to 104,914.08, 144,779.56 and 57,167.84

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Solution

The fourth proportional to 104,914.08, 144,779.56 and 57,167.84 is: 78,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,914.08 : 144,779.56 = 57,167.84 : x
  2. Step 2: Convert to fraction form
    104,914.08/144,779.56 = 57,167.84/x
  3. Step 3: Cross multiply
    104,914.08x = 144,779.56 × 57,167.84
  4. Step 4: Simplify right side
    104,914.08x = 8,276,734,721.35
  5. Step 5: Solve for x
    x = 8,276,734,721.35/104,914.08
  6. Step 6: Final answer
    x = 78,890.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.